#define  _CRT_SECURE_NO_WARNINGS 
#include<stdio.h>
//int fun(int* x, int n)
//{
//	if (n == 0) return x[0];
//	else return x[0] + fun(x + 1, n - 1);
//}

void fun(int b[])
{
	static int i = 0;
	do
	{
		b[i] += b[i + 1];
	} while (++i < 2);
}
int func(int x[], int n)
{
	static int sum = 0, i;
	for (i = 0; i < n; i++) sum += x[i];
	return sum;
}
int main()
{

	/*char s[] = { 'h', 'e','l','l','o' };
	int a[] = { 1,2 ,3 ,4,5, 6, 7 };
	printf("%d\n", fun(a, 2));*/

	/*int k, a[5] = { 1,3,5,4,9 };
	fun(a);
	for (k = 0; k < 5; k++)printf("%d", a[k]);*/

	/*int a[] = { 1,2,3,4,5 }, b[] = { 6,7,8,9 }, s = 0;
	s = func(a, 5 + func(b, 4));
	printf("%d\n", s);*/
	/*char arr[] = { "abcdef" };*/
	double a = 503.0;
	printf("%3.0f", a);
	return 0;
}